removed or distant either physically^{1 or emotionally}

politic^{2 : offend :: aloof3 : associate}

gregarious^{4 aloof}

alphabetical^{5 a.字母的，ABC的}

arranged in the order of the letters of the alphabet

dictionary : alphabetical :: annals : chronological

altruism^{6 n. 利他主義，不自私}

unselfish regard for or devotion to the welfare of others

altruism egocentric

amalgamate^{7 v. 合并，混合}

to merge^{8 into a single body}

amalgamate separate/isolate

amass v.積聚

to collect for oneself : ACCUMULATE

ambiguous a.模棱兩可的；分歧的

doubtful or uncertain especially from obscurity or indistinctness

ambiguous : clarity :: mendacious^{9 : truth}

ambiguous : understand :: blatant^{10 : ignore}

equivocation:ambiguous::platitude:banal

watershed ambiguity

ambivalent^{11 a. 矛盾的,好惡相克的}

a : continual fluctuation¹²

b : uncertainty^{13 as to which approach to follow
ambivalent commitment}

amble^{14 vi. 緩行,溜蹄}

a leisurely^{15 walk}

walk : amble :: talk : chat

ambrosial a. 特別美味的

something extremely pleasing to taste or smell

mellifluous : music :: ambrosial : food